Home / 34,865.28-48,114.09-18,949.68

Finding the Fourth Proportional to 34,865.28, 48,114.09 and 18,949.68

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Solution

The fourth proportional to 34,865.28, 48,114.09 and 18,949.68 is: 26,150.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,865.28 : 48,114.09 = 18,949.68 : x
  2. Step 2: Convert to fraction form
    34,865.28/48,114.09 = 18,949.68/x
  3. Step 3: Cross multiply
    34,865.28x = 48,114.09 × 18,949.68
  4. Step 4: Simplify right side
    34,865.28x = 911,746,608.99
  5. Step 5: Solve for x
    x = 911,746,608.99/34,865.28
  6. Step 6: Final answer
    x = 26,150.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.